Answer:
the slope of the line is negative
Step-by-step explanation:
Answer:
c, d
Step-by-step explanation:
a) can't work because you can have a slope of - 100
b) can't work because you can have a slope of -1
c) works because your equation is in form of y = -mx
So when x gets bigger, y gets smaller as y is negative when you multiply -m with c
d) works because a downward sloping line is always negative.
explain why figure b is not the image of figure a after a reflection using line l
Answer:
See below
Step-by-step explanation:
Figure A has a square cut out into it as figure B has a trapezoid cut out into it.
A reflection is mirroring an image, this means that the image must be identical to its reflected image.
Because figure A and B have different shapes cut into it they are not identical and can therefore not be reflections.
Figure B is not the image of figure A after a reflection using line L. Because the slot of figure A is not the same as the slot of figure B.
What is a transformation of a shape?A point, line, or geometric figure can be transformed in one of four ways, each of which affects the structure and/or location of the object. rom before the refers to the object's initial condition, and Picture, after transformation, refers to the object's ultimate structure and location.
In mathematics, reflection is a sort of rigid geometrical transition that preserves the item's dimension and shape; in contrast to other adjustments, such as dilatation, which modifies the shape's size, reflected yields congruent reproductions.
Figure B is not the image of figure A after a reflection using line L.
Because the slot of figure A is not the same as the slot of figure B.
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1.
Jose has 2/3 of a pound of ground beef. He is
going to use ground beef to make hamburger
patties that are 1/9 of a pound. How many
hamburger patties can Jose make?
A.
4 patties
B.
5 patties
C. 6.potties
D. 7 patties
2
Jose can make 6 hamburger patties with 2/3 of a pound of ground beef.
Option C is the correct answer.
We have,
To find out how many hamburger patties Jose can make, we need to divide the amount of ground beef he has by the amount of beef needed for each patty.
First, we need to convert 2/3 of a pound to a fraction with a denominator of 9, since each patty requires 1/9 of a pound of beef:
2/3 = 6/9
Now, we can divide the total amount of beef by the amount needed for each patty:
= 6/9 ÷ 1/9
= 6/9 x 9/1
= 6
Therefore,
Jose can make 6 hamburger patties with 2/3 of a pound of ground beef.
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Total pieces of food eaten 57 153 90 food percentage* % % % simulated number of birds in flock for 2nd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).
The food percentage would be 19%, 51% and 30%.
Given that we've done it
Number of meals consumed by X = 57
Food consumed by Y = 153.
Number of meals consumed by Z = 90
Total amount of meals consumed = 57 + 153 +90 = 300
Food proportion of flock X thus Equals 57 / 300 * 100 = 19 %
flock food percentage Y =153/300 * 100 = 51 %
flock food percentage Z = 90/300 * 100 = 30 %
This means that the percentages are 19%, 51%, and 30%.
Based on the given information, we have:
Flock X ate 57 pieces of food.
Flock Y ate 153 pieces of food.
Flock Z ate 90 pieces of food.
The total number of pieces of food eaten is 300 (sum of the individual flock's food).
The food percentage for Flock X is 57/300 ≈ 0.19 or 19%.
The food percentage for Flock Y is 153/300 ≈ 0.51 or 51%.
The food percentage for Flock Z is 90/300 = 0.3 or 30%.
The total number of birds for the second generation is 30 (given).
To find the simulated number of birds in each flock for the second generation, we multiply the food percentage for each flock by the total number of birds (30).
For Flock X: 0.19 × 30 = 5.7 (rounded to the nearest whole number: 6 birds)
For Flock Y: 0.51 × 30 = 15.3 (rounded to the nearest whole number: 15 birds)
For Flock Z: 0.3 × 30 = 9 (rounded to the nearest whole number: 9 birds)
Therefore, the simulated number of birds in Flock X, Flock Y, and Flock Z for the second generation are 6, 15, and 9 birds, respectively.
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Complete Question
Flock X Flock Y Flock z Total Pieces of Food Eaten 57 153 90 Food Percentage* % 1% % Simulated Number of Birds in Flock for 2nd Generation ** * Divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** Multiply the food percentage for each flock by the total number of birds (30). DONE
Answer:
19 51 30
6 15 9
second part Is Y then X
Step-by-step explanation:
suppose sean makes 10 tables a month, each of which he can sell for $200. given that the average cost of making each table is $150, should sean make more or fewer tables each month?
It's impossible to say Sean should base his decision on the marginal cost and marginal benefit of creating another table. The marginal cost of making a table is not the same as the average cost of making a table. As a result, there is insufficient information to determine what Sean should do.
The opportunity cost of an activity is the value of what must be sacrificed in order to engage in the activity (plus the cost). A cost that cannot be recovered at the time a decision must be made.
The science of decision-making is often used as a crude definition of economics. This stems from the fact that economics is frequently concerned with making the best decision in the most efficient manner. One way to quantify this is to consider total costs and total benefits.
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Find the perimeter and area of the figure pictured below.
Perimeter of the figure = 26.5 m
Area of the figure = 59.68 m².
What is the Perimeter of a Figure?Perimeter of a figure is the length around the borders of the figure.
Find the Perimeter of the Figure:
Perimeter = 3.9 + 7.4 + 10.6 + 4.6 = 26.5 m
Area of the Figure:
Decompose the figure into two rectangles, rectangle 1 and rectangle 2.
Area of rectangle 1 = length × width = 10.6 × 4.6 = 48.76 m².
Area of rectangle 2 = length × width = 3.9 × (7.4 - 4.6) = 10.92 m².
Area of the figure = 48.76 + 10.92 = 59.68 m².
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solve 2/x-1=16/x^2+3x-4
The solutions to the equation \(2/x - 1 = 16/(x^2 + 3x - 4) are x = 2 and x = (-1 ± √17) / 2.\)
To solve the equation \(2/x - 1 = 16/(x^2 + 3x - 4),\) we'll simplify and rearrange the equation to isolate the variable x. Here's the step-by-step solution:
1. Start with the given equation: 2/x - 1 = 16/(x^2 + 3x - 4)
2. Multiply both sides of the equation by x(x^2 + 3x - 4) to eliminate the denominators:
\(2(x^2 + 3x - 4) - x(x^2 + 3x - 4) = 16x\)
3. Simplify the equation:
\(2x^2 + 6x - 8 - x^3 - 3x^2 + 4x - 16x = 16x\)
4. Combine like terms:
-x^3 - x^2 + 14x - 8 = 16x
5. Move all terms to one side of the equation:
\(-x^3 - x^2 - 2x - 8 = 0\)
6. Rearrange the equation in descending order:
-x^3 - x^2 - 2x + 8 = 0
7. Try to find a factor of the equation. By trial and error, we find that x = 2 is a root of the equation.
8. Divide the equation by (x - 2):
\(-(x - 2)(x^2 + x - 4) = 0\)
9. Apply the zero product property:
x - 2 = 0 or x^2 + x - 4 = 0
10. Solve each equation separately:
x = 2
11. Solve the quadratic equation:
For x^2 + x - 4 = 0, you can use the quadratic formula or factoring to solve it. The quadratic formula gives:
\(x = (-1 ± √(1^2 - 4(1)(-4))) / (2(1)) x = (-1 ± √(1 + 16)) / 2 x = (-1 ± √17) / 2\)
Therefore, the solutions to the equation\(2/x - 1 = 16/(x^2 + 3x - 4) are x = 2 and x = (-1 ± √17) / 2.\)
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the depth perception cue based on the observation that parallel lines converge in the distance is:
the depth perception cue based on the observation that parallel lines converge in the distance is that the depth perception cue based on the observation that parallel lines converge in the distance is known as linear perspective. This is a monocular cue, meaning it can be perceived with just one eye.
When looking at a scene, our brain uses the visual information provided by our eyes to determine depth and distance. Linear perspective is a cue that relies on the way that objects appear to shrink in size and converge towards a vanishing point as they move further away from the viewer. This is why parallel lines, such as the sides of a road or railway tracks, appear to meet at a point in the distance.
Linear perspective is a powerful visual cue that allows us to accurately perceive depth and distance in a scene. It is commonly used in art and architecture to create a sense of depth and realism, and is a crucial component of our visual perception.
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A two-sample t-test of the hypotheses How - My = 0 versus H: - My > 0 produces a p-value of 0.03. Which of the following must be true? I. A 90 percent confidence interval for the difference in means will contain the value 0. II. A 95 percent confidence interval for the difference in means will contain the value 0.III. A 99 percent confidence interval for the difference in means will contain the value 0. (A) I only (B) III only (C) I and II only (D) II and III only (E) I, II, and III
The correct answer is (A) I only. A 90 percent confidence interval for the difference in means will contain the value 0.
A p-value is a measure of the strength of evidence against the null hypothesis. In this case, the null hypothesis is that the difference between the means of the two samples is zero, while the alternative hypothesis is that the mean of the first sample is greater than the mean of the second sample.
A p-value of 0.03 means that there is evidence to reject the null hypothesis at a significance level of 0.03. This also means that we can reject the null hypothesis at a higher significance level, such as 0.10 or 0.05. Therefore, a 90 percent confidence interval for the difference in means will not contain the value 0, as we have evidence that the means are different.
However, we cannot make conclusions about the 95 percent or 99 percent confidence intervals, as we do not know the actual confidence intervals or the true difference in means.
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what is an equation of the line that passes through the points (-3,3) and (-6,2)?
Answer:
y=1/3x+4
Step-by-step explanation:
help me please :( i will give brainly ;))
Step-by-step explanation:
a) Distance between Aranville t o Bowtown = 24 miless
b) Bowtown and Dovebury are furthest apart.
c) Toatl distance = 20 + 37 = 57 miles
What is the maximum of the sinusoidal function?
Answer: 2
Step-by-step explanation:
Find the value of x.
If necessary, you may learn what the markings on a figure indicate.
x= ?
find the measures of the copleentary angles that satisfy each case angles have equal measure
Answer:
The measures of this complementary angles is:
45°
Step-by-step explanation:
Complementary angles sum 90°
∡A + ∡B= 90°
∡A = ∡B
Then:
∡A + ∡A = 90°
2∡A = 90°
∡A = 90/2
∡A = 45°
∡B = 45°
Help pls 6th grade math i will give brainliest
Answer:
Step-by-step explanation:
d,i
i,d
The soft goods department of a large department store sells 175 units per month of a certain large bath towel. The unit cost of a towel to the store is \( \mathbf{S 2 . 5 0} \) and the cost of placing
The optimal order quantity is 1256 units and the minimum total cost is S3150.04. The soft goods department of a large department store sells 175 units per month of a certain large bath towel. The unit cost of a towel to the store is S2.50 and the cost of placing an order is S375.
In this problem, the order quantity (Q) will be calculated using the economic order quantity (EOQ) formula as follows:
EOQ = √[(2DS)/H] Where: D = Annual Demand, S = Cost of placing an order, H = Carrying cost per unit per year, Carrying cost per unit per year can be computed using the following formula: H = iC
Where: i = Annual carrying charge rate, C = Unit cost of a towel to the store
Hence, H = 0.12 x S2.50H
= S0.30D is already given as 175 units per month, so the annual demand (D) will be:
D = 175 x 12D
= 2100 units per year
Substitute all values into the EOQ formula:
EOQ = √[(2 x 2100 x 375)/0.30]EOQ
= √[1,575,000]EOQ
= 1255.13 units
Rounding up, the optimal order quantity is 1256 units.
The minimum total cost will be calculated using the following formula:
TC = DH + (Q/2)S + (D/Q) x HC
Where: TC = Total cost H = Carrying cost per unit per year, S = Cost of placing an order, Q = Order quantity, D = Annual demand.
HC = Holding cost per unit per year
TC = (2100 x S2.50 x 0.3) + (1256/2 x S2.50) + (2100/1256 x 0.12 x S2.50)TC
= S 1575 + S1570 + S5.04TC
= S3150.04
Therefore, the optimal order quantity is 1256 units and the minimum total cost is S3150.04.
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If in a parallelogram, its diagonals bisect each other right angle and are
equal, then it is a
(a)Square (b)Rectangle (c)Rhombus (d)Kite
Answer:
(c)Rhombus
Step-by-step explanation:
A parallelogram is a quadrilateral (has four sides) in which opposite sides are parallel to each other. Also for a parallelogram, the opposite sides and angles are equal to each other.
A rhombus is a parallelogram (that is opposites sides and angles are equal to each other and parallel) with all sides of equal length. The diagonals of a rhombus bisect each other at 90° to form four equal right angled triangles with the sides of the rhombus as the hypotenuse.
The critical value, z*, corresponding to a 98 percent confidence level is 1.96. true or false?
The critical value, z*, corresponding to a 98 percent confidence level is 1.96 is false
How to determine the true statementFrom the question, we have the following parameters that can be used in our computation:
98 percent confidence level
This means that
CI = 98%
From the table of values of critical values, the critical value, z*, corresponding to a 98 percent confidence level is 2.33
This means that tthe critical value, z*, corresponding to a 98 percent confidence level is 1.96 is false
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Acellus
Georg predicted that he would find 24 bags
of chocolate chips at the grocery store.
However, he only found 23 bags. What was
Georg's percent error?
Round to the nearest percent.
Georg's percent error is 4.30%.
The predicted value is 24 bags, and the actual value is 23 bags.
To find the percent error, we need to find the absolute value of the difference between the predicted value and the actual value, divide that by the predicted value, and multiply by 100 to get a percentage.
percent error = |(predicted value - actual value) / actual value| x 100%
Substituting the given values, we get:
percent error = |(24 - 23) / 23| x 100%
percent error = |1 / 23| x 100%
percent error = 4.3478%
Therefore, Georg's percent error is 4.30%.
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A reading specialist wanted to estimate the mean word length, in number of letters, for an elementary school history textbook. The specialist took repeated random samples of size 100 words and estimated the mean and standard deviation of the sampling distribution to be 4.9 letters and 0.15 letter, respectively.Based on the estimates for the sampling distribution, which of the following provides the best estimates of the population parameters?A)Mean 4.9 letters and standard deviation 0.015 letter B)Mean 4.9 letters and standard deviation 0.15 letter C)Mean 4.9 letters and standard deviation 1.5 letters D)Mean 0.49 letter and standard deviation 0.15 letter E)Mean 49 letters and standard deviation 15 letters
Mean 4.9 letters and standard deviation 1.5 letters are best estimates of the population parameters . So, the correct option is (C)
The estimated mean of the sampling distribution is 4.9 letters, which is a good estimate of the population mean word length. The estimated standard deviation of the sampling distribution is 0.15 letter, which is the standard error of the mean.
The standard error of the mean is calculated by dividing the population standard deviation by the square root of the sample size. Since the sample size is 100 and the standard error is 0.15 letter, we can estimate the population standard deviation as follows:
population standard deviation = standard error x sqrt(sample size)
= 0.15 x sqrt(100)
= 1.5 letters
Therefore, the best estimates of the population parameters are:
Mean = 4.9 letters (same as the estimated mean of the sampling distribution)
Standard deviation = 1.5 letters
So, the correct option is (C) Mean 4.9 letters and standard deviation 1.5 letters.
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If sin(a) =- í =- and a is in quadrant IV , then 11 cos(a) = =
Given that sin(a) = -√2/2 and angle a is in quadrant IV, we can find the value of 11 cos(a). The value of 11 cos(a) is equal to 11 times the cosine of angle a.
In quadrant IV, the cosine function is positive.
Since sin(a) = -√2/2, we can use the Pythagorean identity sin^2(a) + cos^2(a) = 1 to find cos(a).
sin^2(a) + cos^2(a) = 1
(-√2/2)^2 + cos^2(a) = 1
2/4 + cos^2(a) = 1
1/2 + cos^2(a) = 1
cos^2(a) = 1 - 1/2
cos^2(a) = 1/2
Taking the square root of both sides, we get cos(a) = ±√(1/2).
Since a is in quadrant IV, cos(a) is positive. Therefore, cos(a) = √(1/2).
Now, to find 11 cos(a), we can multiply the value of cos(a) by 11:
11 cos(a) = 11 * √(1/2) = 11√(1/2).
Therefore, 11 cos(a) is equal to 11√(1/2).
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Determine if the following systems of linear congruences have a simultaneous solution. If they do, find such a solution.
The system of linear congruences 2x ≡ 3 (mod 5) and 3x ≡ 2 (mod 7) has a simultaneous solution, and x ≡ 23 (mod 35) is one such solution.
To determine if the following systems of linear congruences have a simultaneous solution, we need to check if the congruences are consistent with each other. If they are, we can find a solution using techniques such as the Chinese Remainder Theorem.
Let's consider the system of linear congruences:
2x ≡ 3 (mod 5)
3x ≡ 2 (mod 7)
To check if these congruences have a simultaneous solution, we can examine the coefficients and moduli involved.
First, let's solve the congruence 2x ≡ 3 (mod 5). To find a solution, we can multiply both sides of the congruence by the modular inverse of 2 modulo 5. The modular inverse of 2 modulo 5 is 3, so we have:
3 * 2x ≡ 3 * 3 (mod 5)
6x ≡ 9 (mod 5)
Reducing both sides, we get:
x ≡ 4 (mod 5)
Now, let's solve the congruence 3x ≡ 2 (mod 7). Similarly, we can multiply both sides by the modular inverse of 3 modulo 7. The modular inverse of 3 modulo 7 is 5, so we have:
5 * 3x ≡ 5 * 2 (mod 7)
15x ≡ 10 (mod 7)
Reducing both sides, we get:
x ≡ 3 (mod 7)
Now we have obtained two congruences: x ≡ 4 (mod 5) and x ≡ 3 (mod 7). To find a simultaneous solution, we can use the Chinese Remainder Theorem.
By applying the Chinese Remainder Theorem to the congruences x ≡ 4 (mod 5) and x ≡ 3 (mod 7), we can find a unique solution modulo 35.
The solution is x ≡ 23 (mod 35).
Therefore, the system of linear congruences 2x ≡ 3 (mod 5) and 3x ≡ 2 (mod 7) has a simultaneous solution, and x ≡ 23 (mod 35) is one such solution.
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FREEE POINTS
.
.
.
\(2xy+10\)
Brainliest ko pag tama ka
Answer:
\(2(xy + 5)\)
Step-by-step explanation:
Rewrite 10 as 5.2
\( = 2xy + 5.2\)
Factor out common term 2
\( = 2(xy + 5)\)
Sorry I didn't understand "Brainliest ko pag tama ka" Please tell me in English in comments.
WILL GIVE BRAINLIEST
The table displays data collected, in meters, from a track meet.
3/4 3 1 8
5 1/4 3/5 7/2
What is the median of the data collected?
3.5
3
2
1
Answer:
(Mean (Average):
3.875
Median (Middle):
(3+3)/2 = 3
Mode (Most Common):
3)
Step-by-step explanation:
(3+3)/2 = 3
Example -
Mean - To figure the mean, add up the numbers, 3+3+4+7+8+9+11+15+19+27=106 then divide it by the number of data points 106/10=10.6.
Median - In ascending order the numbers are 3, 3, 4, 7, 8, 9, 11, 15, 19, 27. There are 10 total numbers, so the 5th and 6th numbers are used to figure the median. (8+9)/2 = 8.5
Mode - The only number which appears multiple times is 3, so it is the mode.
Find the present value of a 5-year zero-coupon bond with a $2,000 par value. Assume the annual market interest rate is 10%.
Please show your work (preferably in Excel)!
To calculate the present value of a zero-coupon bond, we can use the formula: Present Value = Future Value / (1 + Interest Rate)^n
where Future Value is the par value of the bond, Interest Rate is the annual market interest rate, and n is the number of years. In this case, the Future Value is $2,000, the Interest Rate is 10% (or 0.10), and the number of years is 5. Using Excel, we can calculate the present value as follows:
1. In cell A1, enter the Future Value: 2000
2. In cell A2, enter the Interest Rate: 0.10
3. In cell A3, enter the number of years: 5
4. In cell A4, enter the formula for calculating the present value: =A1 / (1 + A2)^A3
5. Press Enter to get the result.
The present value of the 5-year zero-coupon bond with a $2,000 par value and an annual market interest rate of 10% is $1,620.97.
The formula for present value calculates the current worth of a future amount by discounting it back to the present using the interest rate. In this case, the future value is $2,000, and we divide it by (1 + 0.10)^5 to account for the effect of compounding over 5 years. The result is the present value of $1,620.97, which represents the amount that is considered equivalent to receiving $2,000 in 5 years at a 10% interest rate.
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The factorization of a (x + y + z) + b(x + y + z) + c(x + y + z) is
pls answer maheshsinghmeenu sister
Answer:
(a+b+c) (x+y+z)
Step-by-step explanation:
hope this helps to uh
Step-by-step explanation:
x+y+z+bx+by+bz+cx+cy+cz
Take Like terms
x+bx+cx+y+by+cy+z+bz+cz
x(b+c)+y(b+c)+z(b+c)
(x+y+z)(b+c)
hope it helps
i need the answer to the bottom question please help !!!!!!!!!!!!!!
Answer:
y = 9/17 x - 28/17
Step-by-step explanation:
a courier service company wishes to estimate the proportion of people in various states that will use its services. suppose the true proportion is 0.06. if 221 are sampled, what is the probability that the sample proportion will be greater than 0.1? round your answer to four decimal places.
The probability that the sample proportion will be 0.104.
What is Probability?
Probability refers to potential. A random event's occurrence is the subject of this area of mathematics. The range of the value is 0 to 1. Mathematics has incorporated probability to forecast the likelihood of various events. The degree to which something has been likely to happen is basically what probability means. You will learn the potential outcomes for just a random experiment using this fundamental theory of probability, which is also applied to the probability distribution. Knowing the total list of answers is necessary before we can calculate the likelihood that a specific event will occur.
Given that
p= 0.06
1 - p = 1 + 0 * 6 = 0 * 94
n = 221
p' = p = 0.06
sigma( p) = \(\sqrt{\frac{P(1 - P))}h{} }\)
= \(\sqrt{\frac{0.06*0.94}{221} }\)
=0.0159
p( p' > 0.1 )=1-p( p' <0.1)
= 1 - p(z < 2.51)
=1- .896
= 0.104
Hence the Probability will be 0.104
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what is the slope of the line passing through (2,9) and (2,-14)
Answer:
The slope is undefined
Step-by-step explanation:
When graphed, the two points form a vertical line, since we can't divide the slope by zero thw slope is considered as undefined
Choose the answers above
Answer:
0.5
Step-by-step explanation:
to calculate the average of the numeric values in a list, the first step is to get the total of values in the list.
True, to calculate the average of numeric values in the list, the first step is to get the total of values in the list.
Steps to calculate the Average:
Let’s assume there are 4 numbers having values of 2,8,22,48 respectively.
To find the average we first have to take the total of all values.
2+8+22+48=80.
Our next step will be to divide this total by the number we have in our question i.e., 4.
so, our average will be 80/4= 20.
So, 20 will be our average.
So yes, it is true that to calculate the average of numeric values in the list, the first step is to get the total of all values in the list.
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